1066552145 has 8 divisors (see below), whose sum is σ = 1301555520. Its totient is φ = 838779760.

The previous prime is 1066552133. The next prime is 1066552183. The reversal of 1066552145 is 5412556601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1066552145 - 2¹⁰ = 1066551121 is a prime.

It is a super-2 number, since 2×1066552145² = 2275066956008202050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807421 + ... + 1808010.

It is an arithmetic number, because the mean of its divisors is an integer number (162694440).

Almost surely, 2^1066552145 is an apocalyptic number.

It is an amenable number.

1066552145 is a deficient number, since it is larger than the sum of its proper divisors (235003375).

1066552145 is an equidigital number, since it uses as much as digits as its factorization.

1066552145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615495.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 1066552145 is about 32658.1099422486. The cubic root of 1066552145 is about 1021.7093422855.

The spelling of 1066552145 in words is "one billion, sixty-six million, five hundred fifty-two thousand, one hundred forty-five".